kernel/drivers/media/pci/cx23885/cx23885-video.c

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *
  15  *  GNU General Public License for more details.
  16  */
  17
  18 #include <linux/init.h>
  19 #include <linux/list.h>
  20 #include <linux/module.h>
  21 #include <linux/moduleparam.h>
  22 #include <linux/kmod.h>
  23 #include <linux/kernel.h>
  24 #include <linux/slab.h>
  25 #include <linux/interrupt.h>
  26 #include <linux/delay.h>
  27 #include <linux/kthread.h>
  28 #include <asm/div64.h>
  29
  30 #include "cx23885.h"
  31 #include "cx23885-video.h"
  32 #include <media/v4l2-common.h>
  33 #include <media/v4l2-ioctl.h>
  34 #include <media/v4l2-event.h>
  35 #include "cx23885-ioctl.h"
  36 #include "tuner-xc2028.h"
  37
  38 #include <media/cx25840.h>
  39
  40 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
  41 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
  42 MODULE_LICENSE("GPL");
  43
  44 /* ------------------------------------------------------------------ */
  45
  46 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  47 static unsigned int vbi_nr[]   = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  48
  49 module_param_array(video_nr, int, NULL, 0444);
  50 module_param_array(vbi_nr,   int, NULL, 0444);
  51
  52 MODULE_PARM_DESC(video_nr, "video device numbers");
  53 MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
  54
  55 static unsigned int video_debug;
  56 module_param(video_debug, int, 0644);
  57 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
  58
  59 static unsigned int irq_debug;
  60 module_param(irq_debug, int, 0644);
  61 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
  62
  63 static unsigned int vid_limit = 16;
  64 module_param(vid_limit, int, 0644);
  65 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
  66
  67 #define dprintk(level, fmt, arg...)\
  68         do { if (video_debug >= level)\
  69                 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
  70         } while (0)
  71
  72 /* ------------------------------------------------------------------- */
  73 /* static data                                                         */
  74
  75 #define FORMAT_FLAGS_PACKED       0x01
  76 static struct cx23885_fmt formats[] = {
  77         {
  78                 .name     = "4:2:2, packed, YUYV",
  79                 .fourcc   = V4L2_PIX_FMT_YUYV,
  80                 .depth    = 16,
  81                 .flags    = FORMAT_FLAGS_PACKED,
  82         }
  83 };
  84
  85 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc)
  86 {
  87         unsigned int i;
  88
  89         for (i = 0; i < ARRAY_SIZE(formats); i++)
  90                 if (formats[i].fourcc == fourcc)
  91                         return formats+i;
  92         return NULL;
  93 }
  94
  95 /* ------------------------------------------------------------------- */
  96
  97 void cx23885_video_wakeup(struct cx23885_dev *dev,
  98         struct cx23885_dmaqueue *q, u32 count)
  99 {
 100         struct cx23885_buffer *buf;
 101
 102         if (list_empty(&q->active))
 103                 return;
 104         buf = list_entry(q->active.next,
 105                         struct cx23885_buffer, queue);
 106
 107         buf->vb.v4l2_buf.sequence = q->count++;
 108         v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
 109         dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.v4l2_buf.index,
 110                         count, q->count);
 111         list_del(&buf->queue);
 112         vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE);
 113 }
 114
 115 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 116 {
 117         dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
 118                 __func__,
 119                 (unsigned int)norm,
 120                 v4l2_norm_to_name(norm));
 121
 122         if (dev->tvnorm != norm) {
 123                 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) ||
 124                     vb2_is_busy(&dev->vb2_mpegq))
 125                         return -EBUSY;
 126         }
 127
 128         dev->tvnorm = norm;
 129
 130         call_all(dev, video, s_std, norm);
 131
 132         return 0;
 133 }
 134
 135 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 136                                     struct pci_dev *pci,
 137                                     struct video_device *template,
 138                                     char *type)
 139 {
 140         struct video_device *vfd;
 141         dprintk(1, "%s()\n", __func__);
 142
 143         vfd = video_device_alloc();
 144         if (NULL == vfd)
 145                 return NULL;
 146         *vfd = *template;
 147         vfd->v4l2_dev = &dev->v4l2_dev;
 148         vfd->release = video_device_release;
 149         vfd->lock = &dev->lock;
 150         snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
 151                  cx23885_boards[dev->board].name, type);
 152         video_set_drvdata(vfd, dev);
 153         return vfd;
 154 }
 155
 156 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data)
 157 {
 158         /* 8 bit registers, 8 bit values */
 159         u8 buf[] = { reg, data };
 160
 161         struct i2c_msg msg = { .addr = 0x98 >> 1,
 162                 .flags = 0, .buf = buf, .len = 2 };
 163
 164         return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
 165 }
 166
 167 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg)
 168 {
 169         /* 8 bit registers, 8 bit values */
 170         int ret;
 171         u8 b0[] = { reg };
 172         u8 b1[] = { 0 };
 173
 174         struct i2c_msg msg[] = {
 175                 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 },
 176                 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 }
 177         };
 178
 179         ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2);
 180         if (ret != 2)
 181                 printk(KERN_ERR "%s() error\n", __func__);
 182
 183         return b1[0];
 184 }
 185
 186 static void cx23885_flatiron_dump(struct cx23885_dev *dev)
 187 {
 188         int i;
 189         dprintk(1, "Flatiron dump\n");
 190         for (i = 0; i < 0x24; i++) {
 191                 dprintk(1, "FI[%02x] = %02x\n", i,
 192                         cx23885_flatiron_read(dev, i));
 193         }
 194 }
 195
 196 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input)
 197 {
 198         u8 val;
 199         dprintk(1, "%s(input = %d)\n", __func__, input);
 200
 201         if (input == 1)
 202                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL;
 203         else if (input == 2)
 204                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL;
 205         else
 206                 return -EINVAL;
 207
 208         val |= 0x20; /* Enable clock to delta-sigma and dec filter */
 209
 210         cx23885_flatiron_write(dev, CH_PWR_CTRL1, val);
 211
 212         /* Wake up */
 213         cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0);
 214
 215         if (video_debug)
 216                 cx23885_flatiron_dump(dev);
 217
 218         return 0;
 219 }
 220
 221 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 222 {
 223         dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
 224                 __func__,
 225                 input, INPUT(input)->vmux,
 226                 INPUT(input)->gpio0, INPUT(input)->gpio1,
 227                 INPUT(input)->gpio2, INPUT(input)->gpio3);
 228         dev->input = input;
 229
 230         if (dev->board == CX23885_BOARD_MYGICA_X8506 ||
 231                 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 ||
 232                 dev->board == CX23885_BOARD_MYGICA_X8507) {
 233                 /* Select Analog TV */
 234                 if (INPUT(input)->type == CX23885_VMUX_TELEVISION)
 235                         cx23885_gpio_clear(dev, GPIO_0);
 236         }
 237
 238         /* Tell the internal A/V decoder */
 239         v4l2_subdev_call(dev->sd_cx25840, video, s_routing,
 240                         INPUT(input)->vmux, 0, 0);
 241
 242         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) ||
 243                 (dev->board == CX23885_BOARD_MPX885) ||
 244                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) ||
 245                 (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE) ||
 246                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
 247                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) ||
 248                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
 249                 (dev->board == CX23885_BOARD_MYGICA_X8507) ||
 250                 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) {
 251                 /* Configure audio routing */
 252                 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
 253                         INPUT(input)->amux, 0, 0);
 254
 255                 if (INPUT(input)->amux == CX25840_AUDIO7)
 256                         cx23885_flatiron_mux(dev, 1);
 257                 else if (INPUT(input)->amux == CX25840_AUDIO6)
 258                         cx23885_flatiron_mux(dev, 2);
 259         }
 260
 261         return 0;
 262 }
 263
 264 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input)
 265 {
 266         dprintk(1, "%s(input=%d)\n", __func__, input);
 267
 268         /* The baseband video core of the cx23885 has two audio inputs.
 269          * LR1 and LR2. In almost every single case so far only HVR1xxx
 270          * cards we've only ever supported LR1. Time to support LR2,
 271          * which is available via the optional white breakout header on
 272          * the board.
 273          * We'll use a could of existing enums in the card struct to allow
 274          * devs to specify which baseband input they need, or just default
 275          * to what we've always used.
 276          */
 277         if (INPUT(input)->amux == CX25840_AUDIO7)
 278                 cx23885_flatiron_mux(dev, 1);
 279         else if (INPUT(input)->amux == CX25840_AUDIO6)
 280                 cx23885_flatiron_mux(dev, 2);
 281         else {
 282                 /* Not specifically defined, assume the default. */
 283                 cx23885_flatiron_mux(dev, 1);
 284         }
 285
 286         return 0;
 287 }
 288
 289 /* ------------------------------------------------------------------ */
 290 static int cx23885_start_video_dma(struct cx23885_dev *dev,
 291                            struct cx23885_dmaqueue *q,
 292                            struct cx23885_buffer *buf)
 293 {
 294         dprintk(1, "%s()\n", __func__);
 295
 296         /* Stop the dma/fifo before we tamper with it's risc programs */
 297         cx_clear(VID_A_DMA_CTL, 0x11);
 298
 299         /* setup fifo + format */
 300         cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01],
 301                                 buf->bpl, buf->risc.dma);
 302
 303         /* reset counter */
 304         cx_write(VID_A_GPCNT_CTL, 3);
 305         q->count = 0;
 306
 307         /* enable irq */
 308         cx23885_irq_add_enable(dev, 0x01);
 309         cx_set(VID_A_INT_MSK, 0x000011);
 310
 311         /* start dma */
 312         cx_set(DEV_CNTRL2, (1<<5));
 313         cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */
 314
 315         return 0;
 316 }
 317
 318 static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
 319                            unsigned int *num_buffers, unsigned int *num_planes,
 320                            unsigned int sizes[], void *alloc_ctxs[])
 321 {
 322         struct cx23885_dev *dev = q->drv_priv;
 323
 324         *num_planes = 1;
 325         sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3;
 326         alloc_ctxs[0] = dev->alloc_ctx;
 327         return 0;
 328 }
 329
 330 static int buffer_prepare(struct vb2_buffer *vb)
 331 {
 332         struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
 333         struct cx23885_buffer *buf =
 334                 container_of(vb, struct cx23885_buffer, vb);
 335         u32 line0_offset, line1_offset;
 336         struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
 337         int field_tff;
 338
 339         buf->bpl = (dev->width * dev->fmt->depth) >> 3;
 340
 341         if (vb2_plane_size(vb, 0) < dev->height * buf->bpl)
 342                 return -EINVAL;
 343         vb2_set_plane_payload(vb, 0, dev->height * buf->bpl);
 344
 345         switch (dev->field) {
 346         case V4L2_FIELD_TOP:
 347                 cx23885_risc_buffer(dev->pci, &buf->risc,
 348                                 sgt->sgl, 0, UNSET,
 349                                 buf->bpl, 0, dev->height);
 350                 break;
 351         case V4L2_FIELD_BOTTOM:
 352                 cx23885_risc_buffer(dev->pci, &buf->risc,
 353                                 sgt->sgl, UNSET, 0,
 354                                 buf->bpl, 0, dev->height);
 355                 break;
 356         case V4L2_FIELD_INTERLACED:
 357                 if (dev->tvnorm & V4L2_STD_525_60)
 358                         /* NTSC or  */
 359                         field_tff = 1;
 360                 else
 361                         field_tff = 0;
 362
 363                 if (cx23885_boards[dev->board].force_bff)
 364                         /* PAL / SECAM OR 888 in NTSC MODE */
 365                         field_tff = 0;
 366
 367                 if (field_tff) {
 368                         /* cx25840 transmits NTSC bottom field first */
 369                         dprintk(1, "%s() Creating TFF/NTSC risc\n",
 370                                         __func__);
 371                         line0_offset = buf->bpl;
 372                         line1_offset = 0;
 373                 } else {
 374                         /* All other formats are top field first */
 375                         dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n",
 376                                         __func__);
 377                         line0_offset = 0;
 378                         line1_offset = buf->bpl;
 379                 }
 380                 cx23885_risc_buffer(dev->pci, &buf->risc,
 381                                 sgt->sgl, line0_offset,
 382                                 line1_offset,
 383                                 buf->bpl, buf->bpl,
 384                                 dev->height >> 1);
 385                 break;
 386         case V4L2_FIELD_SEQ_TB:
 387                 cx23885_risc_buffer(dev->pci, &buf->risc,
 388                                 sgt->sgl,
 389                                 0, buf->bpl * (dev->height >> 1),
 390                                 buf->bpl, 0,
 391                                 dev->height >> 1);
 392                 break;
 393         case V4L2_FIELD_SEQ_BT:
 394                 cx23885_risc_buffer(dev->pci, &buf->risc,
 395                                 sgt->sgl,
 396                                 buf->bpl * (dev->height >> 1), 0,
 397                                 buf->bpl, 0,
 398                                 dev->height >> 1);
 399                 break;
 400         default:
 401                 BUG();
 402         }
 403         dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
 404                 buf, buf->vb.v4l2_buf.index,
 405                 dev->width, dev->height, dev->fmt->depth, dev->fmt->name,
 406                 (unsigned long)buf->risc.dma);
 407         return 0;
 408 }
 409
 410 static void buffer_finish(struct vb2_buffer *vb)
 411 {
 412         struct cx23885_buffer *buf = container_of(vb,
 413                 struct cx23885_buffer, vb);
 414
 415         cx23885_free_buffer(vb->vb2_queue->drv_priv, buf);
 416 }
 417
 418 /*
 419  * The risc program for each buffer works as follows: it starts with a simple
 420  * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the
 421  * buffer follows and at the end we have a JUMP back to the start + 12 (skipping
 422  * the initial JUMP).
 423  *
 424  * This is the risc program of the first buffer to be queued if the active list
 425  * is empty and it just keeps DMAing this buffer without generating any
 426  * interrupts.
 427  *
 428  * If a new buffer is added then the initial JUMP in the code for that buffer
 429  * will generate an interrupt which signals that the previous buffer has been
 430  * DMAed successfully and that it can be returned to userspace.
 431  *
 432  * It also sets the final jump of the previous buffer to the start of the new
 433  * buffer, thus chaining the new buffer into the DMA chain. This is a single
 434  * atomic u32 write, so there is no race condition.
 435  *
 436  * The end-result of all this that you only get an interrupt when a buffer
 437  * is ready, so the control flow is very easy.
 438  */
 439 static void buffer_queue(struct vb2_buffer *vb)
 440 {
 441         struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
 442         struct cx23885_buffer   *buf = container_of(vb,
 443                 struct cx23885_buffer, vb);
 444         struct cx23885_buffer   *prev;
 445         struct cx23885_dmaqueue *q    = &dev->vidq;
 446         unsigned long flags;
 447
 448         /* add jump to start */
 449         buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 12);
 450         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
 451         buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 12);
 452         buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
 453
 454         spin_lock_irqsave(&dev->slock, flags);
 455         if (list_empty(&q->active)) {
 456                 list_add_tail(&buf->queue, &q->active);
 457                 dprintk(2, "[%p/%d] buffer_queue - first active\n",
 458                         buf, buf->vb.v4l2_buf.index);
 459         } else {
 460                 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
 461                 prev = list_entry(q->active.prev, struct cx23885_buffer,
 462                         queue);
 463                 list_add_tail(&buf->queue, &q->active);
 464                 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 465                 dprintk(2, "[%p/%d] buffer_queue - append to active\n",
 466                                 buf, buf->vb.v4l2_buf.index);
 467         }
 468         spin_unlock_irqrestore(&dev->slock, flags);
 469 }
 470
 471 static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count)
 472 {
 473         struct cx23885_dev *dev = q->drv_priv;
 474         struct cx23885_dmaqueue *dmaq = &dev->vidq;
 475         struct cx23885_buffer *buf = list_entry(dmaq->active.next,
 476                         struct cx23885_buffer, queue);
 477
 478         cx23885_start_video_dma(dev, dmaq, buf);
 479         return 0;
 480 }
 481
 482 static void cx23885_stop_streaming(struct vb2_queue *q)
 483 {
 484         struct cx23885_dev *dev = q->drv_priv;
 485         struct cx23885_dmaqueue *dmaq = &dev->vidq;
 486         unsigned long flags;
 487
 488         cx_clear(VID_A_DMA_CTL, 0x11);
 489         spin_lock_irqsave(&dev->slock, flags);
 490         while (!list_empty(&dmaq->active)) {
 491                 struct cx23885_buffer *buf = list_entry(dmaq->active.next,
 492                         struct cx23885_buffer, queue);
 493
 494                 list_del(&buf->queue);
 495                 vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
 496         }
 497         spin_unlock_irqrestore(&dev->slock, flags);
 498 }
 499
 500 static struct vb2_ops cx23885_video_qops = {
 501         .queue_setup    = queue_setup,
 502         .buf_prepare  = buffer_prepare,
 503         .buf_finish = buffer_finish,
 504         .buf_queue    = buffer_queue,
 505         .wait_prepare = vb2_ops_wait_prepare,
 506         .wait_finish = vb2_ops_wait_finish,
 507         .start_streaming = cx23885_start_streaming,
 508         .stop_streaming = cx23885_stop_streaming,
 509 };
 510
 511 /* ------------------------------------------------------------------ */
 512 /* VIDEO IOCTLS                                                       */
 513
 514 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 515         struct v4l2_format *f)
 516 {
 517         struct cx23885_dev *dev = video_drvdata(file);
 518
 519         f->fmt.pix.width        = dev->width;
 520         f->fmt.pix.height       = dev->height;
 521         f->fmt.pix.field        = dev->field;
 522         f->fmt.pix.pixelformat  = dev->fmt->fourcc;
 523         f->fmt.pix.bytesperline =
 524                 (f->fmt.pix.width * dev->fmt->depth) >> 3;
 525         f->fmt.pix.sizeimage =
 526                 f->fmt.pix.height * f->fmt.pix.bytesperline;
 527         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
 528
 529         return 0;
 530 }
 531
 532 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 533         struct v4l2_format *f)
 534 {
 535         struct cx23885_dev *dev = video_drvdata(file);
 536         struct cx23885_fmt *fmt;
 537         enum v4l2_field   field;
 538         unsigned int      maxw, maxh;
 539
 540         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
 541         if (NULL == fmt)
 542                 return -EINVAL;
 543
 544         field = f->fmt.pix.field;
 545         maxw  = norm_maxw(dev->tvnorm);
 546         maxh  = norm_maxh(dev->tvnorm);
 547
 548         if (V4L2_FIELD_ANY == field) {
 549                 field = (f->fmt.pix.height > maxh/2)
 550                         ? V4L2_FIELD_INTERLACED
 551                         : V4L2_FIELD_BOTTOM;
 552         }
 553
 554         switch (field) {
 555         case V4L2_FIELD_TOP:
 556         case V4L2_FIELD_BOTTOM:
 557                 maxh = maxh / 2;
 558                 break;
 559         case V4L2_FIELD_INTERLACED:
 560         case V4L2_FIELD_SEQ_TB:
 561         case V4L2_FIELD_SEQ_BT:
 562                 break;
 563         default:
 564                 field = V4L2_FIELD_INTERLACED;
 565                 break;
 566         }
 567
 568         f->fmt.pix.field = field;
 569         v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
 570                               &f->fmt.pix.height, 32, maxh, 0, 0);
 571         f->fmt.pix.bytesperline =
 572                 (f->fmt.pix.width * fmt->depth) >> 3;
 573         f->fmt.pix.sizeimage =
 574                 f->fmt.pix.height * f->fmt.pix.bytesperline;
 575         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
 576
 577         return 0;
 578 }
 579
 580 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 581         struct v4l2_format *f)
 582 {
 583         struct cx23885_dev *dev = video_drvdata(file);
 584         struct v4l2_mbus_framefmt mbus_fmt;
 585         int err;
 586
 587         dprintk(2, "%s()\n", __func__);
 588         err = vidioc_try_fmt_vid_cap(file, priv, f);
 589
 590         if (0 != err)
 591                 return err;
 592
 593         if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) ||
 594             vb2_is_busy(&dev->vb2_mpegq))
 595                 return -EBUSY;
 596
 597         dev->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
 598         dev->width      = f->fmt.pix.width;
 599         dev->height     = f->fmt.pix.height;
 600         dev->field      = f->fmt.pix.field;
 601         dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
 602                 dev->width, dev->height, dev->field);
 603         v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, MEDIA_BUS_FMT_FIXED);
 604         call_all(dev, video, s_mbus_fmt, &mbus_fmt);
 605         v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt);
 606         /* s_mbus_fmt overwrites f->fmt.pix.field, restore it */
 607         f->fmt.pix.field = dev->field;
 608         return 0;
 609 }
 610
 611 static int vidioc_querycap(struct file *file, void  *priv,
 612         struct v4l2_capability *cap)
 613 {
 614         struct cx23885_dev *dev = video_drvdata(file);
 615         struct video_device *vdev = video_devdata(file);
 616
 617         strcpy(cap->driver, "cx23885");
 618         strlcpy(cap->card, cx23885_boards[dev->board].name,
 619                 sizeof(cap->card));
 620         sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
 621         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_AUDIO;
 622         if (dev->tuner_type != TUNER_ABSENT)
 623                 cap->device_caps |= V4L2_CAP_TUNER;
 624         if (vdev->vfl_type == VFL_TYPE_VBI)
 625                 cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
 626         else
 627                 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
 628         cap->capabilities = cap->device_caps | V4L2_CAP_VBI_CAPTURE |
 629                 V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_DEVICE_CAPS;
 630         return 0;
 631 }
 632
 633 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
 634         struct v4l2_fmtdesc *f)
 635 {
 636         if (unlikely(f->index >= ARRAY_SIZE(formats)))
 637                 return -EINVAL;
 638
 639         strlcpy(f->description, formats[f->index].name,
 640                 sizeof(f->description));
 641         f->pixelformat = formats[f->index].fourcc;
 642
 643         return 0;
 644 }
 645
 646 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
 647 {
 648         struct cx23885_dev *dev = video_drvdata(file);
 649         dprintk(1, "%s()\n", __func__);
 650
 651         *id = dev->tvnorm;
 652         return 0;
 653 }
 654
 655 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
 656 {
 657         struct cx23885_dev *dev = video_drvdata(file);
 658         dprintk(1, "%s()\n", __func__);
 659
 660         return cx23885_set_tvnorm(dev, tvnorms);
 661 }
 662
 663 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
 664 {
 665         static const char *iname[] = {
 666                 [CX23885_VMUX_COMPOSITE1] = "Composite1",
 667                 [CX23885_VMUX_COMPOSITE2] = "Composite2",
 668                 [CX23885_VMUX_COMPOSITE3] = "Composite3",
 669                 [CX23885_VMUX_COMPOSITE4] = "Composite4",
 670                 [CX23885_VMUX_SVIDEO]     = "S-Video",
 671                 [CX23885_VMUX_COMPONENT]  = "Component",
 672                 [CX23885_VMUX_TELEVISION] = "Television",
 673                 [CX23885_VMUX_CABLE]      = "Cable TV",
 674                 [CX23885_VMUX_DVB]        = "DVB",
 675                 [CX23885_VMUX_DEBUG]      = "for debug only",
 676         };
 677         unsigned int n;
 678         dprintk(1, "%s()\n", __func__);
 679
 680         n = i->index;
 681         if (n >= MAX_CX23885_INPUT)
 682                 return -EINVAL;
 683
 684         if (0 == INPUT(n)->type)
 685                 return -EINVAL;
 686
 687         i->index = n;
 688         i->type  = V4L2_INPUT_TYPE_CAMERA;
 689         strcpy(i->name, iname[INPUT(n)->type]);
 690         i->std = CX23885_NORMS;
 691         if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) ||
 692                 (CX23885_VMUX_CABLE == INPUT(n)->type)) {
 693                 i->type = V4L2_INPUT_TYPE_TUNER;
 694                 i->audioset = 4;
 695         } else {
 696                 /* Two selectable audio inputs for non-tv inputs */
 697                 i->audioset = 3;
 698         }
 699
 700         if (dev->input == n) {
 701                 /* enum'd input matches our configured input.
 702                  * Ask the video decoder to process the call
 703                  * and give it an oppertunity to update the
 704                  * status field.
 705                  */
 706                 call_all(dev, video, g_input_status, &i->status);
 707         }
 708
 709         return 0;
 710 }
 711
 712 static int vidioc_enum_input(struct file *file, void *priv,
 713                                 struct v4l2_input *i)
 714 {
 715         struct cx23885_dev *dev = video_drvdata(file);
 716         dprintk(1, "%s()\n", __func__);
 717         return cx23885_enum_input(dev, i);
 718 }
 719
 720 int cx23885_get_input(struct file *file, void *priv, unsigned int *i)
 721 {
 722         struct cx23885_dev *dev = video_drvdata(file);
 723
 724         *i = dev->input;
 725         dprintk(1, "%s() returns %d\n", __func__, *i);
 726         return 0;
 727 }
 728
 729 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
 730 {
 731         return cx23885_get_input(file, priv, i);
 732 }
 733
 734 int cx23885_set_input(struct file *file, void *priv, unsigned int i)
 735 {
 736         struct cx23885_dev *dev = video_drvdata(file);
 737
 738         dprintk(1, "%s(%d)\n", __func__, i);
 739
 740         if (i >= MAX_CX23885_INPUT) {
 741                 dprintk(1, "%s() -EINVAL\n", __func__);
 742                 return -EINVAL;
 743         }
 744
 745         if (INPUT(i)->type == 0)
 746                 return -EINVAL;
 747
 748         cx23885_video_mux(dev, i);
 749
 750         /* By default establish the default audio input for the card also */
 751         /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */
 752         cx23885_audio_mux(dev, i);
 753         return 0;
 754 }
 755
 756 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
 757 {
 758         return cx23885_set_input(file, priv, i);
 759 }
 760
 761 static int vidioc_log_status(struct file *file, void *priv)
 762 {
 763         struct cx23885_dev *dev = video_drvdata(file);
 764
 765         call_all(dev, core, log_status);
 766         return 0;
 767 }
 768
 769 static int cx23885_query_audinput(struct file *file, void *priv,
 770         struct v4l2_audio *i)
 771 {
 772         struct cx23885_dev *dev = video_drvdata(file);
 773         static const char *iname[] = {
 774                 [0] = "Baseband L/R 1",
 775                 [1] = "Baseband L/R 2",
 776                 [2] = "TV",
 777         };
 778         unsigned int n;
 779         dprintk(1, "%s()\n", __func__);
 780
 781         n = i->index;
 782         if (n >= 3)
 783                 return -EINVAL;
 784
 785         memset(i, 0, sizeof(*i));
 786         i->index = n;
 787         strcpy(i->name, iname[n]);
 788         i->capability = V4L2_AUDCAP_STEREO;
 789         return 0;
 790
 791 }
 792
 793 static int vidioc_enum_audinput(struct file *file, void *priv,
 794                                 struct v4l2_audio *i)
 795 {
 796         return cx23885_query_audinput(file, priv, i);
 797 }
 798
 799 static int vidioc_g_audinput(struct file *file, void *priv,
 800         struct v4l2_audio *i)
 801 {
 802         struct cx23885_dev *dev = video_drvdata(file);
 803
 804         if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) ||
 805                 (CX23885_VMUX_CABLE == INPUT(dev->input)->type))
 806                 i->index = 2;
 807         else
 808                 i->index = dev->audinput;
 809         dprintk(1, "%s(input=%d)\n", __func__, i->index);
 810
 811         return cx23885_query_audinput(file, priv, i);
 812 }
 813
 814 static int vidioc_s_audinput(struct file *file, void *priv,
 815         const struct v4l2_audio *i)
 816 {
 817         struct cx23885_dev *dev = video_drvdata(file);
 818
 819         if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) ||
 820                 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) {
 821                 return i->index != 2 ? -EINVAL : 0;
 822         }
 823         if (i->index > 1)
 824                 return -EINVAL;
 825
 826         dprintk(1, "%s(%d)\n", __func__, i->index);
 827
 828         dev->audinput = i->index;
 829
 830         /* Skip the audio defaults from the cards struct, caller wants
 831          * directly touch the audio mux hardware. */
 832         cx23885_flatiron_mux(dev, dev->audinput + 1);
 833         return 0;
 834 }
 835
 836 static int vidioc_g_tuner(struct file *file, void *priv,
 837                                 struct v4l2_tuner *t)
 838 {
 839         struct cx23885_dev *dev = video_drvdata(file);
 840
 841         if (dev->tuner_type == TUNER_ABSENT)
 842                 return -EINVAL;
 843         if (0 != t->index)
 844                 return -EINVAL;
 845
 846         strcpy(t->name, "Television");
 847
 848         call_all(dev, tuner, g_tuner, t);
 849         return 0;
 850 }
 851
 852 static int vidioc_s_tuner(struct file *file, void *priv,
 853                                 const struct v4l2_tuner *t)
 854 {
 855         struct cx23885_dev *dev = video_drvdata(file);
 856
 857         if (dev->tuner_type == TUNER_ABSENT)
 858                 return -EINVAL;
 859         if (0 != t->index)
 860                 return -EINVAL;
 861         /* Update the A/V core */
 862         call_all(dev, tuner, s_tuner, t);
 863
 864         return 0;
 865 }
 866
 867 static int vidioc_g_frequency(struct file *file, void *priv,
 868                                 struct v4l2_frequency *f)
 869 {
 870         struct cx23885_dev *dev = video_drvdata(file);
 871
 872         if (dev->tuner_type == TUNER_ABSENT)
 873                 return -EINVAL;
 874
 875         f->type = V4L2_TUNER_ANALOG_TV;
 876         f->frequency = dev->freq;
 877
 878         call_all(dev, tuner, g_frequency, f);
 879
 880         return 0;
 881 }
 882
 883 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f)
 884 {
 885         struct v4l2_ctrl *mute;
 886         int old_mute_val = 1;
 887
 888         if (dev->tuner_type == TUNER_ABSENT)
 889                 return -EINVAL;
 890         if (unlikely(f->tuner != 0))
 891                 return -EINVAL;
 892
 893         dev->freq = f->frequency;
 894
 895         /* I need to mute audio here */
 896         mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE);
 897         if (mute) {
 898                 old_mute_val = v4l2_ctrl_g_ctrl(mute);
 899                 if (!old_mute_val)
 900                         v4l2_ctrl_s_ctrl(mute, 1);
 901         }
 902
 903         call_all(dev, tuner, s_frequency, f);
 904
 905         /* When changing channels it is required to reset TVAUDIO */
 906         msleep(100);
 907
 908         /* I need to unmute audio here */
 909         if (old_mute_val == 0)
 910                 v4l2_ctrl_s_ctrl(mute, old_mute_val);
 911
 912         return 0;
 913 }
 914
 915 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev,
 916         const struct v4l2_frequency *f)
 917 {
 918         struct v4l2_ctrl *mute;
 919         int old_mute_val = 1;
 920         struct vb2_dvb_frontend *vfe;
 921         struct dvb_frontend *fe;
 922
 923         struct analog_parameters params = {
 924                 .mode      = V4L2_TUNER_ANALOG_TV,
 925                 .audmode   = V4L2_TUNER_MODE_STEREO,
 926                 .std       = dev->tvnorm,
 927                 .frequency = f->frequency
 928         };
 929
 930         dev->freq = f->frequency;
 931
 932         /* I need to mute audio here */
 933         mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE);
 934         if (mute) {
 935                 old_mute_val = v4l2_ctrl_g_ctrl(mute);
 936                 if (!old_mute_val)
 937                         v4l2_ctrl_s_ctrl(mute, 1);
 938         }
 939
 940         /* If HVR1850 */
 941         dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__,
 942                 params.frequency, f->tuner, params.std);
 943
 944         vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1);
 945         if (!vfe) {
 946                 return -EINVAL;
 947         }
 948
 949         fe = vfe->dvb.frontend;
 950
 951         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
 952             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
 953             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111))
 954                 fe = &dev->ts1.analog_fe;
 955
 956         if (fe && fe->ops.tuner_ops.set_analog_params) {
 957                 call_all(dev, video, s_std, dev->tvnorm);
 958                 fe->ops.tuner_ops.set_analog_params(fe, &params);
 959         }
 960         else
 961                 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__);
 962
 963         /* When changing channels it is required to reset TVAUDIO */
 964         msleep(100);
 965
 966         /* I need to unmute audio here */
 967         if (old_mute_val == 0)
 968                 v4l2_ctrl_s_ctrl(mute, old_mute_val);
 969
 970         return 0;
 971 }
 972
 973 int cx23885_set_frequency(struct file *file, void *priv,
 974         const struct v4l2_frequency *f)
 975 {
 976         struct cx23885_dev *dev = video_drvdata(file);
 977         int ret;
 978
 979         switch (dev->board) {
 980         case CX23885_BOARD_HAUPPAUGE_HVR1255:
 981         case CX23885_BOARD_HAUPPAUGE_HVR1255_22111:
 982         case CX23885_BOARD_HAUPPAUGE_HVR1850:
 983                 ret = cx23885_set_freq_via_ops(dev, f);
 984                 break;
 985         default:
 986                 ret = cx23885_set_freq(dev, f);
 987         }
 988
 989         return ret;
 990 }
 991
 992 static int vidioc_s_frequency(struct file *file, void *priv,
 993         const struct v4l2_frequency *f)
 994 {
 995         return cx23885_set_frequency(file, priv, f);
 996 }
 997
 998 /* ----------------------------------------------------------- */
 999
1000 int cx23885_video_irq(struct cx23885_dev *dev, u32 status)
1001 {
1002         u32 mask, count;
1003         int handled = 0;
1004
1005         mask   = cx_read(VID_A_INT_MSK);
1006         if (0 == (status & mask))
1007                 return handled;
1008
1009         cx_write(VID_A_INT_STAT, status);
1010
1011         /* risc op code error, fifo overflow or line sync detection error */
1012         if ((status & VID_BC_MSK_OPC_ERR) ||
1013                 (status & VID_BC_MSK_SYNC) ||
1014                 (status & VID_BC_MSK_OF)) {
1015
1016                 if (status & VID_BC_MSK_OPC_ERR) {
1017                         dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n",
1018                                 VID_BC_MSK_OPC_ERR);
1019                         printk(KERN_WARNING "%s: video risc op code error\n",
1020                                 dev->name);
1021                         cx23885_sram_channel_dump(dev,
1022                                 &dev->sram_channels[SRAM_CH01]);
1023                 }
1024
1025                 if (status & VID_BC_MSK_SYNC)
1026                         dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) "
1027                                 "video lines miss-match\n",
1028                                 VID_BC_MSK_SYNC);
1029
1030                 if (status & VID_BC_MSK_OF)
1031                         dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n",
1032                                 VID_BC_MSK_OF);
1033
1034         }
1035
1036         /* Video */
1037         if (status & VID_BC_MSK_RISCI1) {
1038                 spin_lock(&dev->slock);
1039                 count = cx_read(VID_A_GPCNT);
1040                 cx23885_video_wakeup(dev, &dev->vidq, count);
1041                 spin_unlock(&dev->slock);
1042                 handled++;
1043         }
1044
1045         /* Allow the VBI framework to process it's payload */
1046         handled += cx23885_vbi_irq(dev, status);
1047
1048         return handled;
1049 }
1050
1051 /* ----------------------------------------------------------- */
1052 /* exported stuff                                              */
1053
1054 static const struct v4l2_file_operations video_fops = {
1055         .owner         = THIS_MODULE,
1056         .open           = v4l2_fh_open,
1057         .release        = vb2_fop_release,
1058         .read           = vb2_fop_read,
1059         .poll           = vb2_fop_poll,
1060         .unlocked_ioctl = video_ioctl2,
1061         .mmap           = vb2_fop_mmap,
1062 };
1063
1064 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1065         .vidioc_querycap      = vidioc_querycap,
1066         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1067         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1068         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1069         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1070         .vidioc_g_fmt_vbi_cap     = cx23885_vbi_fmt,
1071         .vidioc_try_fmt_vbi_cap   = cx23885_vbi_fmt,
1072         .vidioc_s_fmt_vbi_cap     = cx23885_vbi_fmt,
1073         .vidioc_reqbufs       = vb2_ioctl_reqbufs,
1074         .vidioc_prepare_buf   = vb2_ioctl_prepare_buf,
1075         .vidioc_querybuf      = vb2_ioctl_querybuf,
1076         .vidioc_qbuf          = vb2_ioctl_qbuf,
1077         .vidioc_dqbuf         = vb2_ioctl_dqbuf,
1078         .vidioc_streamon      = vb2_ioctl_streamon,
1079         .vidioc_streamoff     = vb2_ioctl_streamoff,
1080         .vidioc_s_std         = vidioc_s_std,
1081         .vidioc_g_std         = vidioc_g_std,
1082         .vidioc_enum_input    = vidioc_enum_input,
1083         .vidioc_g_input       = vidioc_g_input,
1084         .vidioc_s_input       = vidioc_s_input,
1085         .vidioc_log_status    = vidioc_log_status,
1086         .vidioc_g_tuner       = vidioc_g_tuner,
1087         .vidioc_s_tuner       = vidioc_s_tuner,
1088         .vidioc_g_frequency   = vidioc_g_frequency,
1089         .vidioc_s_frequency   = vidioc_s_frequency,
1090 #ifdef CONFIG_VIDEO_ADV_DEBUG
1091         .vidioc_g_chip_info   = cx23885_g_chip_info,
1092         .vidioc_g_register    = cx23885_g_register,
1093         .vidioc_s_register    = cx23885_s_register,
1094 #endif
1095         .vidioc_enumaudio     = vidioc_enum_audinput,
1096         .vidioc_g_audio       = vidioc_g_audinput,
1097         .vidioc_s_audio       = vidioc_s_audinput,
1098         .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1099         .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1100 };
1101
1102 static struct video_device cx23885_vbi_template;
1103 static struct video_device cx23885_video_template = {
1104         .name                 = "cx23885-video",
1105         .fops                 = &video_fops,
1106         .ioctl_ops            = &video_ioctl_ops,
1107         .tvnorms              = CX23885_NORMS,
1108 };
1109
1110 void cx23885_video_unregister(struct cx23885_dev *dev)
1111 {
1112         dprintk(1, "%s()\n", __func__);
1113         cx23885_irq_remove(dev, 0x01);
1114
1115         if (dev->vbi_dev) {
1116                 if (video_is_registered(dev->vbi_dev))
1117                         video_unregister_device(dev->vbi_dev);
1118                 else
1119                         video_device_release(dev->vbi_dev);
1120                 dev->vbi_dev = NULL;
1121         }
1122         if (dev->video_dev) {
1123                 if (video_is_registered(dev->video_dev))
1124                         video_unregister_device(dev->video_dev);
1125                 else
1126                         video_device_release(dev->video_dev);
1127                 dev->video_dev = NULL;
1128         }
1129
1130         if (dev->audio_dev)
1131                 cx23885_audio_unregister(dev);
1132 }
1133
1134 int cx23885_video_register(struct cx23885_dev *dev)
1135 {
1136         struct vb2_queue *q;
1137         int err;
1138
1139         dprintk(1, "%s()\n", __func__);
1140
1141         /* Initialize VBI template */
1142         cx23885_vbi_template = cx23885_video_template;
1143         strcpy(cx23885_vbi_template.name, "cx23885-vbi");
1144
1145         dev->tvnorm = V4L2_STD_NTSC_M;
1146         dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
1147         dev->field = V4L2_FIELD_INTERLACED;
1148         dev->width = 720;
1149         dev->height = norm_maxh(dev->tvnorm);
1150
1151         /* init video dma queues */
1152         INIT_LIST_HEAD(&dev->vidq.active);
1153
1154         /* init vbi dma queues */
1155         INIT_LIST_HEAD(&dev->vbiq.active);
1156
1157         cx23885_irq_add_enable(dev, 0x01);
1158
1159         if ((TUNER_ABSENT != dev->tuner_type) &&
1160                         ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
1161                 struct v4l2_subdev *sd = NULL;
1162
1163                 if (dev->tuner_addr)
1164                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1165                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1166                                 "tuner", dev->tuner_addr, NULL);
1167                 else
1168                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1169                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1170                                 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
1171                 if (sd) {
1172                         struct tuner_setup tun_setup;
1173
1174                         memset(&tun_setup, 0, sizeof(tun_setup));
1175                         tun_setup.mode_mask = T_ANALOG_TV;
1176                         tun_setup.type = dev->tuner_type;
1177                         tun_setup.addr = v4l2_i2c_subdev_addr(sd);
1178                         tun_setup.tuner_callback = cx23885_tuner_callback;
1179
1180                         v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
1181
1182                         if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) ||
1183                             (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) {
1184                                 struct xc2028_ctrl ctrl = {
1185                                         .fname = XC2028_DEFAULT_FIRMWARE,
1186                                         .max_len = 64
1187                                 };
1188                                 struct v4l2_priv_tun_config cfg = {
1189                                         .tuner = dev->tuner_type,
1190                                         .priv = &ctrl
1191                                 };
1192                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1193                         }
1194
1195                         if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) {
1196                                 struct xc2028_ctrl ctrl = {
1197                                         .fname = "xc3028L-v36.fw",
1198                                         .max_len = 64
1199                                 };
1200                                 struct v4l2_priv_tun_config cfg = {
1201                                         .tuner = dev->tuner_type,
1202                                         .priv = &ctrl
1203                                 };
1204                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1205                         }
1206                 }
1207         }
1208
1209         /* initial device configuration */
1210         mutex_lock(&dev->lock);
1211         cx23885_set_tvnorm(dev, dev->tvnorm);
1212         cx23885_video_mux(dev, 0);
1213         cx23885_audio_mux(dev, 0);
1214         mutex_unlock(&dev->lock);
1215
1216         q = &dev->vb2_vidq;
1217         q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1218         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1219         q->gfp_flags = GFP_DMA32;
1220         q->min_buffers_needed = 2;
1221         q->drv_priv = dev;
1222         q->buf_struct_size = sizeof(struct cx23885_buffer);
1223         q->ops = &cx23885_video_qops;
1224         q->mem_ops = &vb2_dma_sg_memops;
1225         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1226         q->lock = &dev->lock;
1227
1228         err = vb2_queue_init(q);
1229         if (err < 0)
1230                 goto fail_unreg;
1231
1232         q = &dev->vb2_vbiq;
1233         q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
1234         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1235         q->gfp_flags = GFP_DMA32;
1236         q->min_buffers_needed = 2;
1237         q->drv_priv = dev;
1238         q->buf_struct_size = sizeof(struct cx23885_buffer);
1239         q->ops = &cx23885_vbi_qops;
1240         q->mem_ops = &vb2_dma_sg_memops;
1241         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1242         q->lock = &dev->lock;
1243
1244         err = vb2_queue_init(q);
1245         if (err < 0)
1246                 goto fail_unreg;
1247
1248         /* register Video device */
1249         dev->video_dev = cx23885_vdev_init(dev, dev->pci,
1250                 &cx23885_video_template, "video");
1251         dev->video_dev->queue = &dev->vb2_vidq;
1252         err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER,
1253                                     video_nr[dev->nr]);
1254         if (err < 0) {
1255                 printk(KERN_INFO "%s: can't register video device\n",
1256                         dev->name);
1257                 goto fail_unreg;
1258         }
1259         printk(KERN_INFO "%s: registered device %s [v4l2]\n",
1260                dev->name, video_device_node_name(dev->video_dev));
1261
1262         /* register VBI device */
1263         dev->vbi_dev = cx23885_vdev_init(dev, dev->pci,
1264                 &cx23885_vbi_template, "vbi");
1265         dev->vbi_dev->queue = &dev->vb2_vbiq;
1266         err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
1267                                     vbi_nr[dev->nr]);
1268         if (err < 0) {
1269                 printk(KERN_INFO "%s: can't register vbi device\n",
1270                         dev->name);
1271                 goto fail_unreg;
1272         }
1273         printk(KERN_INFO "%s: registered device %s\n",
1274                dev->name, video_device_node_name(dev->vbi_dev));
1275
1276         /* Register ALSA audio device */
1277         dev->audio_dev = cx23885_audio_register(dev);
1278
1279         return 0;
1280
1281 fail_unreg:
1282         cx23885_video_unregister(dev);
1283         return err;
1284 }